Bohuslav (Cyrillic: Богуслав) is a city of district significance on the Ros River in Kiev Oblast (province) of Ukraine. It is the administrative centre of Bohuslav Raion. Population: 16,825 (2013 est.). The population in 2001 was 17,135.
It is known as Boslov by some of its Yiddish speaking residents and Boguslav (by the Russophones). Prominent Americans who trace their family roots to Bohuslav include the late Congressman Herman Toll (1907–1967), who emigrated from the region with his family around 1910, and his nephews Robert (Bob) and Bruce Toll, founders of publicly traded homebuilder Toll Brothers.
The city's year of establishment and source of name is uncertain. It is mentioned by Hypatian Codex as earlier as 1032 which is assumed as the year of establishment. In official documents it is mentioned as earlier as 1195 when Bohuslavl was handed over by the Grand Prince of Kiev Rurik II to the Grand Prince of Vladimir-Suzdal Vsevolod III who preceded him on Kievan throne several years earlier.